--
-- Licensed to the Apache Software Foundation (ASF) under one or more
-- contributor license agreements.  See the NOTICE file distributed with
-- this work for additional information regarding copyright ownership.
-- The ASF licenses this file to You under the Apache License, Version 2.0
-- (the "License"); you may not use this file except in compliance with
-- the License.  You may obtain a copy of the License at
--
--     http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
local pcall = pcall

local ok, mod = pcall(require, "resty.grpc")
if not ok then
    -- vanilla OpenResty doesn't have grpc-client-nginx-module
    return nil
end

-- Reimport the `resty.grpc` as `core.grpc`. For the doc of the gRPC API,
-- see https://github.com/api7/grpc-client-nginx-module
return mod
